It's not confirmation of course and nothing has been announced by anyone yet.

About the game
Tomb Raider explores the intense and gritty origin story of Lara Croft and her ascent from a young woman to a hardened survivor. Armed only with raw instincts and the ability to push beyond the limits of human endurance, Lara must fight to unravel the dark history of a forgotten island to escape its relentless hold. Download the Turning Point trailer to see the beginning of Lara’s epic adventure.
Article taken from GamingOnLinux.com.

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